If you wouldn’t object to China sending products to the United States for free, then on what basis would you object to currency “manipulation” that allows you to purchase undervalued Chinese imports at a huge discount and great bargain?

[4] the burden of any government export-promotion policies falls overwhelmingly on the taxpayers and consumers in the export-promoting country: http://cafehayek.com/2011/10/how-should-government-a-respond-when-government-b-adopts-policies-that-damage-the-economy-of-b.html